Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tai dan hoc snippets" » "tai san hoc snippets", "tai ban hoc snippets", "thi dan hoc snippets", "tai van hoc snippets", "tai dan toc snippets", "tai dai hoc snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tai dan hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tai dan hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tai dan hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tai dan hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.